--- /dev/null
+/*
+ * Copyright 2008-2013 NVIDIA Corporation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+#pragma once
+
+#include <thrust/detail/config.h>
+#include <thrust/system/detail/generic/tag.h>
+
+namespace thrust
+{
+namespace system
+{
+namespace detail
+{
+namespace generic
+{
+
+template <typename DerivedPolicy, typename InputIterator, typename EqualityComparable>
+typename thrust::iterator_traits<InputIterator>::difference_type
+count(thrust::execution_policy<DerivedPolicy> &exec, InputIterator first, InputIterator last, const EqualityComparable& value);
+
+template <typename DerivedPolicy, typename InputIterator, typename Predicate>
+typename thrust::iterator_traits<InputIterator>::difference_type
+count_if(thrust::execution_policy<DerivedPolicy> &exec, InputIterator first, InputIterator last, Predicate pred);
+
+} // end namespace generic
+} // end namespace detail
+} // end namespace system
+} // end namespace thrust
+
+#include <thrust/system/detail/generic/count.inl>
+